EP1769981A3 - Gasgenerator für einen Airbag - Google Patents

Gasgenerator für einen Airbag Download PDF

Info

Publication number
EP1769981A3
EP1769981A3 EP06020499A EP06020499A EP1769981A3 EP 1769981 A3 EP1769981 A3 EP 1769981A3 EP 06020499 A EP06020499 A EP 06020499A EP 06020499 A EP06020499 A EP 06020499A EP 1769981 A3 EP1769981 A3 EP 1769981A3
Authority
EP
European Patent Office
Prior art keywords
airbag
gas
release mechanism
inflator housing
housing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP06020499A
Other languages
English (en)
French (fr)
Other versions
EP1769981A2 (de
EP1769981B1 (de
Inventor
Michael E. Kelley
Richard M. Townsend
Michael F. Mulville
Anthony J. Curtis
Samir Heric
Marko Morhard
Axel Josef Wehrwein
Guido Klettenheimer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Joyson Safety Systems Inc
Original Assignee
Joyson Safety Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US11/241,222 external-priority patent/US7320479B2/en
Application filed by Joyson Safety Systems Inc filed Critical Joyson Safety Systems Inc
Publication of EP1769981A2 publication Critical patent/EP1769981A2/de
Publication of EP1769981A3 publication Critical patent/EP1769981A3/de
Application granted granted Critical
Publication of EP1769981B1 publication Critical patent/EP1769981B1/de
Anticipated expiration legal-status Critical
Not-in-force legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/276—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means to vent the inflation fluid source, e.g. in case of overpressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/268—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas
    • B60R21/272—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas with means for increasing the pressure of the gas just before or during liberation, e.g. hybrid inflators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R2021/26076—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow characterised by casing
    • B60R2021/26082—Material
    • B60R2021/26088—Plastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
    • B60R2021/2648—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder comprising a plurality of combustion chambers or sub-chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/268—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas
    • B60R2021/2685—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas comprising a plurality of pressure chambers

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
EP06020499A 2005-10-03 2006-09-29 Gasgenerator für einen Airbag Not-in-force EP1769981B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/241,222 US7320479B2 (en) 2005-10-03 2005-10-03 Hybrid inflator
US11/467,618 US7325829B2 (en) 2005-10-03 2006-08-28 Airbag inflator

Publications (3)

Publication Number Publication Date
EP1769981A2 EP1769981A2 (de) 2007-04-04
EP1769981A3 true EP1769981A3 (de) 2007-11-14
EP1769981B1 EP1769981B1 (de) 2010-03-24

Family

ID=37575165

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06020499A Not-in-force EP1769981B1 (de) 2005-10-03 2006-09-29 Gasgenerator für einen Airbag

Country Status (7)

Country Link
US (1) US7325829B2 (de)
EP (1) EP1769981B1 (de)
JP (1) JP4897816B2 (de)
KR (1) KR100957894B1 (de)
CN (2) CN1944116B (de)
DE (1) DE602006013080D1 (de)
WO (1) WO2007041006A1 (de)

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US7641232B2 (en) * 2005-02-24 2010-01-05 Automotive Systems Laboratory, Inc. Pressure regulator
US7320479B2 (en) * 2005-10-03 2008-01-22 Key Safety Systems, Inc. Hybrid inflator
DE102005049554A1 (de) * 2005-10-17 2007-04-19 Trw Automotive Gmbh Gasgenerator für ein Fahrzeuginsassen-Rückhaltesystem und Gassackmodul mit einem solchen Gasgenerator
US7712780B2 (en) * 2006-12-15 2010-05-11 Tk Holdings, Inc. Gas generator with hybrid spring
JP2008201244A (ja) * 2007-02-20 2008-09-04 Daicel Chem Ind Ltd 車両の人員拘束システム用インフレータ
US7658406B2 (en) * 2007-07-22 2010-02-09 Key Safety Systems, Inc. Venting device for an airbag inflator
KR100858220B1 (ko) 2007-10-22 2008-09-10 현대모비스 주식회사 에어백모듈
EP2088037A1 (de) * 2008-02-11 2009-08-12 Dalphi Metal Espana, S.A. Aktives Luftabgabesystem
US7980590B2 (en) * 2008-03-19 2011-07-19 Amsafe, Inc. Inflatable personal restraint systems having web-mounted inflators and associated methods of use and manufacture
US7665761B1 (en) 2008-03-27 2010-02-23 Amsafe, Inc. Inflatable personal restraint systems and associated methods of use and manufacture
US7878535B2 (en) * 2008-04-29 2011-02-01 Arc Automotive, Inc. Airbag inflator with adaptive valve
JP5462051B2 (ja) * 2010-03-30 2014-04-02 株式会社ダイセル クッション部材を含む燃焼室構造
US10857967B2 (en) * 2019-02-27 2020-12-08 Autoliv Asp, Inc. Initiator for an automotive safety device
US8979121B2 (en) * 2011-03-18 2015-03-17 Autoliv Asp, Inc. Pyrotechnic inflator with central diffuser and composite overwrap
US9156558B2 (en) 2011-04-05 2015-10-13 Amsafe, Inc. Inflatable personal restraint systems
US8469397B2 (en) 2011-04-13 2013-06-25 Amsafe, Inc. Stitch patterns for restraint-mounted airbags and associated systems and methods
US9994188B1 (en) * 2011-05-27 2018-06-12 Joyson Safety Systems Acquisition Llc Gas generating system
US8439398B2 (en) 2011-07-29 2013-05-14 Amsafe, Inc. Inflator connectors for inflatable personal restraints and associated systems and methods
US8523220B1 (en) 2012-03-19 2013-09-03 Amsafe, Inc. Structure mounted airbag assemblies and associated systems and methods
US9511866B2 (en) 2012-03-19 2016-12-06 Amsafe, Inc. Structure mounted airbag assemblies and associated systems and methods
JP6385738B2 (ja) * 2014-07-04 2018-09-05 株式会社ダイセル 火薬充填用のカップ容器
US9205802B1 (en) * 2014-08-14 2015-12-08 Autoliv Asp, Inc. Hybrid inflator device for a passive restraint air bag system
US9352839B2 (en) 2014-10-02 2016-05-31 Amsafe, Inc. Active positioning airbag assembly and associated systems and methods
TWI588045B (zh) * 2014-12-12 2017-06-21 元翎精密工業股份有限公司 雙級式混合型氣體發生器及其觸發方法
US9944245B2 (en) 2015-03-28 2018-04-17 Amsafe, Inc. Extending pass-through airbag occupant restraint systems, and associated systems and methods
CN107428308A (zh) 2015-04-11 2017-12-01 Am-安全公司 主动气囊排气系统
DE102015012703A1 (de) * 2015-10-02 2017-04-06 Trw Airbag Systems Gmbh GASGENERATOR, lNSBESONDERE FÜR ElN FAHRZEUGlNSASSENSCHUTZSYSTEM, FEDER ZUR ANORDNUNG lN ElNEM GASGENERATOR, GASSACKMODUL UND FAHRZEUGINSASSENSCHUTZSYSTEM
DE102015016082A1 (de) * 2015-12-10 2017-06-14 Trw Airbag Systems Gmbh Hybridgasgenerator und Fahrzeugsicherheitssystem mit einem solchen Hybridgasgenerator sowie Verfahren zum Ausbilden einer Schockwelle
US10604259B2 (en) 2016-01-20 2020-03-31 Amsafe, Inc. Occupant restraint systems having extending restraints, and associated systems and methods
DE202016001333U1 (de) * 2016-02-12 2017-05-17 Trw Airbag Systems Gmbh Hybridgasgenerator, Gassackmodul und Fahrzeugsicherheitssystem
US11091118B2 (en) 2016-12-28 2021-08-17 Key Safety Systems Inc. Inflator
JP6880505B2 (ja) * 2017-07-14 2021-06-02 株式会社ダイセル 放出装置、及びガス発生器
DE102017116868A1 (de) * 2017-07-26 2019-01-31 Trw Airbag Systems Gmbh Gasgenerator, Gassackmodul und Fahrzeugsicherheitssystem
DE102018112011A1 (de) * 2018-05-18 2019-11-21 Trw Airbag Systems Gmbh Treibstoffkäfig für einen rohrgasgenerator, füllkörperelement für einen rohrgasgenerator, rohrgasgenerator für ein gassackmodul, gassackmodul, fahrzeugsicherheitssystem, verfahren zum betreiben und herstellen eines rohrgasgenerators
DE102018126277A1 (de) * 2018-10-23 2020-04-23 Trw Airbag Systems Gmbh Gasgenerator, gassackmodul, fahrzeugsicherheitssystem und verfahren zum betreiben eines gasgenerators
JP7849182B2 (ja) * 2022-02-02 2026-04-21 日本化薬株式会社 ガス発生器

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0790157A2 (de) * 1996-02-15 1997-08-20 Robert Bosch Gmbh Hybride Aufblasvorrichtung mit einstellbarer Charakteristik
US6237950B1 (en) * 1999-07-26 2001-05-29 Trw Vehicle Safety Systems Inc. Staged air bag inflator
DE10130311A1 (de) * 2000-06-22 2002-02-07 Trw Vehicle Safety Systems Airbagmodul mit Entlüftung
DE10155858A1 (de) * 2000-11-21 2002-06-27 Trw Vehicle Safety Systems Airbagmodul mit elektronisch moduliertem Ablaß
EP1323594A2 (de) * 2001-12-27 2003-07-02 Delphi Technologies, Inc. Vorrichtung und Verfahren zur Steuerung eines ausblasbaren Gassacks
EP1359066A2 (de) * 1998-05-11 2003-11-05 Delphi Technologies, Inc. Airbagmodul mit variabler Ausgangsleistung
DE10251483A1 (de) * 2002-11-05 2004-05-19 Autoliv Development Ab Aufblas- und Ablassvorrichtung für Airbags
US20040155442A1 (en) * 2003-02-06 2004-08-12 Brian Ford Airbag module for selectively venting airbag inflation gas

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US3895821A (en) * 1973-06-01 1975-07-22 Allied Chem Inflation apparatus for safety device
JPH0342073U (de) * 1989-08-30 1991-04-22
US5031932A (en) 1990-04-05 1991-07-16 Frantom Richard L Single pyrotechnic hybrid inflator
DE4041049A1 (de) 1990-12-20 1992-07-02 Siemens Ag Steueranordnung fuer einen airbag eines fahrzeuges
JP3779730B2 (ja) 1994-12-12 2006-05-31 アトランティック・リサーチ・コーポレーション 混成インフレータ
US5692776A (en) 1995-08-08 1997-12-02 Morton International, Inc. Liquid-fueled, porous-piston-actuated, inflator for an airbag inflatable restraint system
DE19532023A1 (de) * 1995-08-31 1997-03-06 Temic Bayern Chem Airbag Gmbh Vorrichtung zum Befüllen einer Rückhaltevorrichtung
US5630619A (en) * 1996-02-28 1997-05-20 Morton International, Inc. Hybrid adaptive inflator for airbags
US5582428A (en) * 1996-02-28 1996-12-10 Morton International, Inc. Hybrid adaptive inflator for airbags
JPH1095299A (ja) * 1996-09-20 1998-04-14 Daicel Chem Ind Ltd エアバッグ用ガス発生器
JPH1095300A (ja) * 1996-09-20 1998-04-14 Daicel Chem Ind Ltd エアバッグ用ガス発生器
JP3760004B2 (ja) 1996-10-11 2006-03-29 ダイセル化学工業株式会社 エアバッグ用ガス発生器
US6039347A (en) 1997-02-03 2000-03-21 General Dynamics Armament Systems, Inc. Liquid propellant airbag inflator with dual telescoping pistons
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JP4587558B2 (ja) 2000-11-22 2010-11-24 ダイセル化学工業株式会社 ハイブリッドインフレータ
JP4708606B2 (ja) * 2001-06-29 2011-06-22 ダイセル化学工業株式会社 ハイブリッドインフレータ
JP4062037B2 (ja) 2001-12-25 2008-03-19 タカタ株式会社 インフレータ及びエアバッグ装置
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US6971671B2 (en) 2002-05-17 2005-12-06 Autoliv Asp, Inc. Active venting apparatus and method for airbag systems
US6769714B2 (en) * 2002-06-13 2004-08-03 Key Safety Systems, Inc. Low onset dual stage hybrid inflator
US6976704B2 (en) * 2003-01-30 2005-12-20 Autoliv Asp, Inc. Adaptive output airbag inflation device
DE102005049553B4 (de) * 2005-10-17 2017-09-07 Trw Airbag Systems Gmbh Gassackmodul und Verfahren zum Rückhalten eines Fahrzeuginsassen mit einem solchen Gassackmodul
DE602005010729D1 (de) * 2005-12-20 2008-12-11 Key Safety Systems Inc Gasgenerator mit verbesserter Veschlusskappe

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0790157A2 (de) * 1996-02-15 1997-08-20 Robert Bosch Gmbh Hybride Aufblasvorrichtung mit einstellbarer Charakteristik
EP1359066A2 (de) * 1998-05-11 2003-11-05 Delphi Technologies, Inc. Airbagmodul mit variabler Ausgangsleistung
US6237950B1 (en) * 1999-07-26 2001-05-29 Trw Vehicle Safety Systems Inc. Staged air bag inflator
DE10130311A1 (de) * 2000-06-22 2002-02-07 Trw Vehicle Safety Systems Airbagmodul mit Entlüftung
DE10155858A1 (de) * 2000-11-21 2002-06-27 Trw Vehicle Safety Systems Airbagmodul mit elektronisch moduliertem Ablaß
EP1323594A2 (de) * 2001-12-27 2003-07-02 Delphi Technologies, Inc. Vorrichtung und Verfahren zur Steuerung eines ausblasbaren Gassacks
DE10251483A1 (de) * 2002-11-05 2004-05-19 Autoliv Development Ab Aufblas- und Ablassvorrichtung für Airbags
US20040155442A1 (en) * 2003-02-06 2004-08-12 Brian Ford Airbag module for selectively venting airbag inflation gas

Also Published As

Publication number Publication date
CN1944116A (zh) 2007-04-11
CN200985012Y (zh) 2007-12-05
US7325829B2 (en) 2008-02-05
KR20080043386A (ko) 2008-05-16
EP1769981A2 (de) 2007-04-04
CN1944116B (zh) 2013-01-23
KR100957894B1 (ko) 2010-05-13
JP2009507722A (ja) 2009-02-26
US20070075536A1 (en) 2007-04-05
EP1769981B1 (de) 2010-03-24
WO2007041006A1 (en) 2007-04-12
DE602006013080D1 (de) 2010-05-06
JP4897816B2 (ja) 2012-03-14

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